Worksheets9.2 pt.1 LCM of polynomials
Total questions: 8
Worksheet time: 1hrs 16mins
Name
Class
Date
1.
L.C.M. of x2 + x - 12 and x2 - 9 is
a)
(x + 3)(x + 4)
b)
(x - 3)(x + 4)
c)
(x - 3)(x + 3)(x + 4)
d)
x - 3
2.
What is the least common multiple (LCM) of 48x2and 32x3?
a)
8x2
b)
16x2
c)
16x
d)
96x3
3.
What is the least common multiple of 28y2and 49y2?
a)
7y
b)
21y2
c)
196y2
d)
7y2
4.
What is the greatest common factor of 42xy2 and 28x3y?
a)
84x3y2
b)
14y
c)
14xy
d)
14xy2
5.
What is the least common multiple (LCM) of 42xy2 and 28x3y?
a)
84x3y2
b)
14y
c)
14xy
d)
14xy2
6.
What is the least common multiple of 20a2b2 and 50b3?
a)
100a2b3
b)
10b3
c)
10ab2
d)
10b2
7.
What is the GCF of x2 -1,and x2+ 2x + 1?
a)
(x+1) (x + 1)2
b)
(x-1) (x + 1)2
c)
(x-2) (x + 1)2
d)
(x-1) (x + 2)2
8.
What is the GCF of t, t2 -1, and t2+ 5t − 6?
a)
t(t − 1)(t − 6)
b)
t (t2 -1)2
c)
t(t − 1)(t + 1)(t − 6)
d)
t(t + 1)(t − 6)
100 %
